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Jul 22nd, 2015
Anonymous
Category:
Biology
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Question description

Which disturbance would result in primary succession?



In one species of bird, there are three varieties of feather color. What is this an example of?



What type of chart would be the best way to represent the data below?

Type of species
Critically endangered (%)

Endangered or vulnerable (%)

Plants

13

70

Invertebrates

0

35

Freshwater fish

9

37

Amphibians

7

30

Reptiles

5

28

Birds

0

12

Mammals

2

21



Which of the following are items that are a threat to biodiversity?



On May 18, 1980, Mount St. Helens in Washington State experienced a huge volcanic eruption after a magnitude 5.1 earthquake. During the eruption, hot ash and pumice poured down the west, south, and east sides of the mountain, melting the snow and ice at the top of the volcano and creating volcanic mudflows. Which type of change was seen in the ecosystem around Mount St. Helens after it erupted?



A hunter illegally kills a wolf in Yellowstone National Park and attempts to bring the wolf's skull back to Florida. Which law is the hunter violating?



Which factor can cause secondary succession?



Rhinoceroses are being poached at a rate of two or three a week in Africa and Asia. Which type of diversity is being lost as the population of rhinoceroses becomes very small?



How does conservation affect biodiversity?


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